Redisgraph find shortest path between 2 nodes

I am new to using graph tech . Below is one sample data i have , i want to put this in redis graph and find the shortest distance between 2 points .

{"Entry":{"Reception":152},"Reception":{"Corner":176,"Exit":153},"Corner":{"Gate":41,"Reception":176},"Gate":{"LiftLobby":53,"Corner":41},"LiftLobby":{"Gate":53}}

For example in this json object distance between Entry and Reception point is 152 units .What are the redisgraph queries i should use to

1. Add data to the redisgraph.
2. To Find shortest distance between 2 points .